尺寸:58X53mm VENUS827芯片 GPS+IRNSS双模
With IP67 Waterproof Case !
Features
n Build on high performance, low-power
SkyTraq Venus 8 chip set
n Ultra high Track sensitivity: -165dBm
n L1 / L5 signal reception
n Works with NavIC, GAGAN, GPS,GLONASS
n Extremely fast TTFF at low signal level (Less than
30 second cold start TTFF & 1 second hot start).
n Multipath detection and suppression
n Works with passive and active antenna
n Low power consumption: Max 110mA@5.0V
n Operating voltage: 3.3V to 5.5V
n NMEA-0183 compliant protocol or custom protocol
n Operating temperature range: -40to85℃
n Patch Antenna Size: 35x35x4mm & 25x25x4mm
n Small form factor:52.7±0.5x57.6±0.5x20.72±0.5mm
n Communication type: UART
n Wire interface type: 4Pin, L=100cm
n Waterproofing grade: IP67
n RoHS compliant (Lead-free)
Parameter | Specification |
Power Supply | • Supply voltage: 3.3V~5.5V Typical: 5.0V |
Power Consumption | • Acquisition: 110mA @VCC=5.0V • Tracking: 65mA @VCC=5.0V |
Receiver Type | • Code 56 search channels ,22 synchronous tracking channels • L5 NavIC, L1 GAGAN/GPS/GLONASS C/A code Venus 8 engine |
Sensitivity | • Better than -145/-144dBm GNSS/NavIC cold-start • Better than -154/-153dBm GNSS/NavIC hot-start • Better than -155/-154dBm GNSS/NavIC re-acquisition • Better than -160/-156dBm GNSS/NavIC tracking |
TTFF (Autonomous) | • Cold start: 35s typ @-130dBm • Warm start: 30s typ @-130dBm • Hot start: 1s typ @-130dBm |
Horizontal Position Accuracy (Autonomous) | • <2.5m CEP @-130 dBm Velocity: 0.1m/sec Time : 12nsec |
Update Rate | • 1 / 2 / 4 / 5 / 8 / 10 Hz |
TTFF (Autonomous) | • Cold start : 30s typ @-130dBm • Warm start : 25s typ @-130dBm • Hot start : 1s typ @-160dBm |
A-GPS | • 7-day server-based AGPS • Self-aided ephemeris estimation |
Dynamic Performance | • Maximum altitude: 18,000m • Maximum velocity: 515m/s • Acceleration: 4G (39.2m/sec2) acceleration |
Datum | • Default WGS-84, User definable |
UART Port | • UART Port: TXD and RXD • Supports baud rate from 4800bps to 115200bps, 9600bps by default • UART port is used for NMEA output, MTK proprietary commands input. |
Temperature Range | • Normal operation: -40°C ~ +85°C • Storage temperature: -55°C ~ +100°C • Humidity: 5% ~ 95% |
Physical Characteristics | • Size: 52.7±0.50 × 57.6±0.50 ×20.72±0.50mm • Connecting line specifications: 4Pin, L=100cm • Weight: Approx.45g |